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vr-helpers.rkt
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#lang at-exp racket
(provide
send-to-browser
;--------------
vr-scene
basic-entity
basic-sky
basic-camera
basic-cursor
;animation
light
assets
assets-item
gltf-model
(rename-out [make-color color]
[make-scale scale]
[src texture]
;[make-animation animate]
[safe-position position]
[list do-many])
posn-spread
animate-rotation
animate-position
animate-scale
change-entity
)
(require racket/runtime-path
web-server/servlet
web-server/servlet-env
(prefix-in h: 2htdp/image)
"./my-ip-qr.rkt"
"./component-definer.rkt"
"./attribute-definer.rkt"
"./vr.rkt"
;"./assets.rkt"
image-coloring
ts-kata-util
)
(require scribble/srcdoc)
(require (for-doc racket/base scribble/manual ))
;Apparently this needs to be a macro so that scene->html executes in the context of the
; User's script, so that the current-directory points to where they saved their rkt file
(define-syntax (send-to-browser stx)
(syntax-case stx ()
[(_ s)
#'(send-html-to-browser (scene->html s))]))
(define-runtime-path pkg-js-path "js")
(define (send-html-to-browser s)
(displayln (~a (current-directory)))
(define current-js-path (build-path (current-directory) "js"))
(delete-directory/files current-js-path #:must-exist? #f)
(copy-directory/files pkg-js-path current-js-path)
(define (my-app req)
(response/xexpr
`(html (head (title "Hello world!")
(script ((src ,(remote-url->local-url "https://aframe.io/aframe/dist/aframe-master.min.js"))))
,@(component-imports))
(body ,(my-ip-qr-img "/main")
,s))))
(serve/servlet my-app
#:port 8000
#:listen-ip #f
#:servlet-path "/main"
#:extra-files-paths
(list
(build-path "./"))))
;-------------------------- SCENE
(define (vr-scene ;#:environment [env '()]
;#:sky [sky '()]
;#:camera [cams '()]
;#:objects-list [ents '()]
;#:custom-objects-list [remotes '()]
#:entities [ent #f]
. custom-entities)
(define s ;(append (list env sky cams) ents remotes
(filter identity (flatten (cons ent custom-entities))))
;)
(send-to-browser (scene s))
)
;-------------------------- SOME FUNCTIONS
(define preset?
(or/c 'default 'contact 'egypt 'checkerboard 'forest
'goaland 'yavapai 'goldmine 'threetowers 'poison
'arches 'tron 'japan 'dream 'volcano 'starry 'osiris))
(define dressing?
(or/c 'cubes 'pyramids 'cylinders 'towers 'mushrooms
'trees 'apparatus 'torii 'none))
(define ground?
(or/c 'flat 'hills 'canyon 'spikes 'noise))
(define texture?
(or/c 'checkerboard 'squares 'walkernoise))
(define (between-0-1-inclusive? x)
(and (>= x 0) (<= x 1)))
;color/string helpers have been moved to image-coloring
(define (any-color-stx->rgb-list x)
(cond
[(object? x) (color-object->rgb-list x)]
[(string? x) (if (char=? #\# (string-ref x 0))
(hex->rgb-list x)
(color-name->rgb-list
(string-replace (string-downcase x) "-" "")))]
[(symbol? x)(color-name->rgb-list (string-replace (string-downcase (symbol->string x)) "-" ""))]
[else x]))
(define (color-object->rgb-list color)
(define c (send color render))
(define l (string-split (string-trim (string-trim c "rgba(") ")") ","))
(list (string->number (string-trim (first l) " "))
(string->number (string-trim (second l) " "))
(string->number (string-trim (third l) " "))))
(define (hex->rgb-list x)
(define l (string->list (string-trim x "#")))
(define r (string (first l) (second l)))
(define g (string (third l) (fourth l)))
(define b (string (fifth l) (sixth l)))
(list (string->number (~a "#x" r))
(string->number (~a "#x" g))
(string->number (~a "#x" b))))
(define (color-name->rgb-list c)
(define new-c (name->color c))
(define r (h:color-red new-c))
(define g (h:color-green new-c))
(define b (h:color-blue new-c))
(list r g b))
(define (any-color-stx->hex color)
(define c (any-color-stx->rgb-list color))
(define r (decimal->hex (first c)))
(define g (decimal->hex (second c)))
(define b (decimal->hex (third c)))
(~a "#"
(if (eq? r "") "00" r)
(if (eq? g "") "00" g)
(if (eq? b "") "00" b)))
(define (any-color-stx->color-obj color)
(define c (any-color-stx->rgb-list color))
(if (object? c)
c
(make-color (first c) (second c) (third c))))
(define (any-color-stx->rgba-string color)
(define c (any-color-stx->rgb-list color))
(if (object? c)
(send c render)
(if (false? c)
c
(~a "rgba(" (first c) "," (second c) "," (third c) ",255)"))))
(define (decimal->hex x (s ""))
(define q 0)
(define r 0)
(define final s)
(if (> x 0)
(begin (set! q (quotient x 16))
(set! r (remainder x 16))
(set! r (cond
[(= r 10) "a"]
[(= r 11) "b"]
[(= r 12) "c"]
[(= r 13) "d"]
[(= r 14) "e"]
[(= r 15) "f"]
[else r]))
(set! final (~a r final))
(decimal->hex q final))
final))
;-----------------
(define (object->pair obj)
(cons (string-trim
(string-trim
(~a (object-name obj)) "object:") "%") (render obj)))
(define (list-objects->hash l)
(if (false? l)
""
(make-hash (map object->pair l))))
(define (posn-spread x y z)
(~a x " " y " " z))
(define (animate-rotation
#:property [p "rotation"]
#:from [f ""]
#:to [t (position 0 360 0)]
#:loops [l "true"]
#:duration [d 5000]
#:direction [dir "normal"]
)
(animation__rotation p f (render t) l d dir))
(define (animate-position
#:property [p "position"]
#:from [f ""]
#:to [t (position 0 20 0)]
#:loops [l "true"]
#:duration [d 5000]
#:direction [dir "alternate"])
(animation__position p f (render t) l d dir))
(define (animate-scale
#:property [p "scale"]
#:from [f ""]
#:to [t 2]
#:loops [l "true"]
#:duration [d 5000]
#:direction [dir "alternate"])
(animation__scale p f (~a t " " t " " t) l d dir))
;-------------------------- ENVIRONMENTS
(define/contract/doc (basic-environment #:basic? [basic? #t]
#:preset [preset 'default]
#:dressing [dressing #f]
#:dressing-amount [amount #f]
#:dressing-color [color #f]
#:dressing-scale [scale #f]
#:dressing-variance [variance #f]
#:fog [fog 0]
#:ground [ground #f]
#:ground-color-1 [color-1 #f]
#:ground-color-2 [color-2 #f]
#:ground-texture [texture #f]
#:horizon-color [horizon #f]
#:sky-color [sky #f])
(->i ()
( #:basic? [basic? boolean?]
#:preset [preset (or/c preset?)]
#:dressing [dressing (or/c #f dressing?)]
#:dressing-amount [amount (or/c #f real?)]
#:dressing-color [color (or/c string? symbol? object?)]
#:dressing-scale [scale (or/c #f real?)]
#:dressing-variance [variance (or/c #f object?)]
#:fog [fog (or/c between-0-1-inclusive?)]
#:ground [ground (or/c #f ground?)]
#:ground-color-1 [color-1 (or/c string? symbol? object?)]
#:ground-color-2 [color-2 (or/c string? symbol? object?)]
#:ground-texture [texture (or/c #f texture?)]
#:horizon-color [horizon (or/c string? symbol? object?)]
#:sky-color [sky (or/c string? symbol? object?)] )
[returns entity?])
@{Basic Environment.}
(define env-hash (hash
"preset" (~a preset)
"dressing" (~a dressing)
"dressingAmount" amount
"dressingColor" (any-color-stx->rgba-string color)
"dressingScale" scale
"dressingVariance" (and variance (send variance render))
"fog" fog
"ground" (if (and (eq? preset 'default) basic? (false? ground))
"hills"
(~a ground))
"groundColor" (if (and (eq? preset 'default) basic? (false? color-1))
"#004000"
(any-color-stx->rgba-string color-1))
"groundColor2" (if (and (eq? preset 'default) basic? (false? color-2))
"#005300"
(any-color-stx->rgba-string color-2))
"groundTexture" (if (and (eq? preset 'default) basic? (false? texture))
"walkernoise"
(~a texture))
"horizonColor" (any-color-stx->rgba-string horizon)
"skyColor" (any-color-stx->rgba-string sky)))
(define env (environment (make-hash (filter-not (λ(p) (or (equal? (cdr p) #f)
(equal? (cdr p) "#f")))
(hash->list env-hash)))))
(basic-entity
#:components-list (list env)))
;-------------------------- SKY - CAMERA - CURSOR
(define (basic-cursor #:color [col (make-color 0 0 0)]
#:opacity [opac 0.8]
#:visible [vis "true"]
#:components-list [c '()])
(entity "cursor" (append (list (any-color-stx->color-obj col)
(opacity opac)
(visible vis))
c)))
(define (basic-camera #:position [pos (position 0 1.6 0)]
#:fly? [fly? #f]
#:acceleration [accel 65]
#:cursor [cursor (basic-cursor #:visible "false")]
#:components-list [comps '()])
(entity "camera" (append (list (wasd-controls (hash "fly" (if fly? "true" "false")
"acceleration" accel))
pos
cursor)
comps)))
(define (basic-sky #:radius [r 500]
#:color [col (make-color 255 255 255)]
#:opacity [opac 0.9]
#:components-list [c '()])
(entity "sky" (append (list (any-color-stx->color-obj col)
(radius r)
(opacity opac))
c)))
;-------------------------- 3D OBJECTS
(define/contract/doc (basic-box #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:depth [dep 1.0]
#:height [hei 1.0]
#:width [wid 1.0]
#:color [col (make-color 128 128 128)]
#:opacity [opac 1.0]
#:texture [tex ""]
#:on-mouse-enter [mouse-enter #f]
#:on-mouse-leave [mouse-leave #f]
#:on-mouse-click [mouse-click #f]
#:animations-list [a-list '()]
#:components-list [c '()])
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c number? object?)]
#:depth [dep real?]
#:height [hei real?]
#:width [wid real?]
#:color [col (or/c string? symbol? object?)]
#:opacity [opac between-0-1-inclusive?]
#:texture [tex (or/c string? h:image?)]
#:on-mouse-enter [mouse-enter (or/c #f (listof object?))]
#:on-mouse-leave [mouse-leave (or/c #f (listof object?))]
#:on-mouse-click [mouse-click (or/c #f (listof object?))]
#:animations-list [a-list (or/c empty? (listof object?))]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic Box.}
(entity "box" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca)
(any-color-stx->color-obj col)
(depth dep)
(height hei)
(width wid)
(opacity opac)
(src tex)
(mouseenter (list-objects->hash mouse-enter))
(mouseleave (list-objects->hash mouse-leave))
(on-click (list-objects->hash mouse-click)))
(append a-list c))))
(define/contract/doc (basic-cone #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:radius-bottom [radb 1.0]
#:radius-top [radt 0.01]
#:height [hei 1.0]
#:color [col (make-color 128 128 128)]
#:opacity [opac 1.0]
#:texture [tex ""]
#:on-mouse-enter [mouse-enter #f]
#:on-mouse-leave [mouse-leave #f]
#:on-mouse-click [mouse-click #f]
#:animations-list [a-list '()]
#:components-list [c '()])
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
#:radius-bottom [radb real?]
#:radius-top [radt real?]
#:height [hei real?]
#:color [col (or/c string? symbol? object?)]
#:opacity [opac between-0-1-inclusive?]
#:texture [tex (or/c string? h:image?)]
#:on-mouse-enter [mouse-enter (or/c #f (listof object?))]
#:on-mouse-leave [mouse-leave (or/c #f (listof object?))]
#:on-mouse-click [mouse-click (or/c #f (listof object?))]
#:animations-list [a-list (or/c empty? (listof object?))]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic Cone.}
(entity "cone" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca)
(any-color-stx->color-obj col)
(radius-bottom radb)
(radius-top radt)
(height hei)
(opacity opac)
(src tex)
(mouseenter (list-objects->hash mouse-enter))
(mouseleave (list-objects->hash mouse-leave))
(on-click (list-objects->hash mouse-click)))
(append a-list c))))
(define/contract/doc (basic-cylinder #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:height [hei 1.0]
#:radius [r 0.5]
#:color [col (make-color 128 128 128)]
#:opacity [opac 1.0]
#:texture [tex ""]
#:on-mouse-enter [mouse-enter #f]
#:on-mouse-leave [mouse-leave #f]
#:on-mouse-click [mouse-click #f]
#:animations-list [a-list '()]
#:components-list [c '()])
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
#:height [hei real?]
#:radius [r real?]
#:color [col (or/c string? symbol? object?)]
#:opacity [opac between-0-1-inclusive?]
#:texture [tex (or/c string? h:image?)]
#:on-mouse-enter [mouse-enter (or/c #f (listof object?))]
#:on-mouse-leave [mouse-leave (or/c #f (listof object?))]
#:on-mouse-click [mouse-click (or/c #f (listof object?))]
#:animations-list [a-list (or/c empty? (listof object?))]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic Cylinder.}
(entity "cylinder" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca)
(any-color-stx->color-obj col)
(radius r)
(height hei)
(opacity opac)
(src tex)
(mouseenter (list-objects->hash mouse-enter))
(mouseleave (list-objects->hash mouse-leave))
(on-click (list-objects->hash mouse-click)))
(append a-list c))))
(define/contract/doc (basic-dodecahedron #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:radius [r 0.5]
#:color [col (make-color 128 128 128)]
#:opacity [opac 1.0]
#:texture [tex ""]
#:on-mouse-enter [mouse-enter #f]
#:on-mouse-leave [mouse-leave #f]
#:on-mouse-click [mouse-click #f]
#:animations-list [a-list '()]
#:components-list [c '()])
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
#:radius [r real?]
#:color [col (or/c string? symbol? object?)]
#:opacity [opac between-0-1-inclusive?]
#:texture [tex (or/c string? h:image?)]
#:on-mouse-enter [mouse-enter (or/c #f (listof object?))]
#:on-mouse-leave [mouse-leave (or/c #f (listof object?))]
#:on-mouse-click [mouse-click (or/c #f (listof object?))]
#:animations-list [a-list (or/c empty? (listof object?))]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic Dodecahedron.}
(entity "dodecahedron" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca)
(any-color-stx->color-obj col)
(radius r)
(opacity opac)
(src tex)
(mouseenter (list-objects->hash mouse-enter))
(mouseleave (list-objects->hash mouse-leave))
(on-click (list-objects->hash mouse-click)))
(append a-list c))))
(define/contract/doc (basic-icosahedron #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:radius [r 0.5]
#:color [col (make-color 128 128 128)]
#:opacity [opac 1.0]
#:texture [tex ""]
#:on-mouse-enter [mouse-enter #f]
#:on-mouse-leave [mouse-leave #f]
#:on-mouse-click [mouse-click #f]
#:animations-list [a-list '()]
#:components-list [c '()])
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
#:radius [r real?]
#:color [col (or/c string? symbol? object?)]
#:opacity [opac between-0-1-inclusive?]
#:texture [tex (or/c string? h:image?)]
#:on-mouse-enter [mouse-enter (or/c #f (listof object?))]
#:on-mouse-leave [mouse-leave (or/c #f (listof object?))]
#:on-mouse-click [mouse-click (or/c #f (listof object?))]
#:animations-list [a-list (or/c empty? (listof object?))]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic Icosahedron.}
(entity "icosahedron" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca)
(any-color-stx->color-obj col)
(radius r)
(opacity opac)
(src tex)
(mouseenter (list-objects->hash mouse-enter))
(mouseleave (list-objects->hash mouse-leave))
(on-click (list-objects->hash mouse-click)))
(append a-list c))))
(define/contract/doc (basic-octahedron #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:radius [r 0.5]
#:color [col (make-color 128 128 128)]
#:opacity [opac 1.0]
#:texture [tex ""]
#:on-mouse-enter [mouse-enter #f]
#:on-mouse-leave [mouse-leave #f]
#:on-mouse-click [mouse-click #f]
#:animations-list [a-list '()]
#:components-list [c '()])
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
#:radius [r real?]
#:color [col (or/c string? symbol? object?)]
#:opacity [opac between-0-1-inclusive?]
#:texture [tex (or/c string? h:image?)]
#:on-mouse-enter [mouse-enter (or/c #f (listof object?))]
#:on-mouse-leave [mouse-leave (or/c #f (listof object?))]
#:on-mouse-click [mouse-click (or/c #f (listof object?))]
#:animations-list [a-list (or/c empty? (listof object?))]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic Octahedron.}
(entity "octahedron" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca)
(any-color-stx->color-obj col)
(radius r)
(opacity opac)
(src tex)
(mouseenter (list-objects->hash mouse-enter))
(mouseleave (list-objects->hash mouse-leave))
(on-click (list-objects->hash mouse-click)))
(append a-list c))))
(define/contract/doc (basic-sphere #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:radius [r 1.0]
#:color [col (make-color 128 128 128)]
#:opacity [opac 1.0]
#:texture [tex ""]
#:shader [sha "standard"]
#:on-mouse-enter [mouse-enter #f]
#:on-mouse-leave [mouse-leave #f]
#:on-mouse-click [mouse-click #f]
#:animations-list [a-list '()]
#:components-list [c '()])
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
#:radius [r real?]
#:color [col (or/c string? symbol? object?)]
#:opacity [opac between-0-1-inclusive?]
#:texture [tex (or/c string? h:image?)]
#:shader [sha (or/c string? symbol?)]
#:on-mouse-enter [mouse-enter (or/c #f (listof object?))]
#:on-mouse-leave [mouse-leave (or/c #f (listof object?))]
#:on-mouse-click [mouse-click (or/c #f (listof object?))]
#:animations-list [a-list (or/c empty? (listof object?))]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic Sphere.}
(entity "sphere" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca)
(any-color-stx->color-obj col)
(radius r)
(opacity opac)
(src tex)
(material (hash "shader" sha))
(mouseenter (list-objects->hash mouse-enter))
(mouseleave (list-objects->hash mouse-leave))
(on-click (list-objects->hash mouse-click))
)
(append a-list c))))
(define/contract/doc (basic-tetrahedron #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:radius [r 0.5]
#:color [col (make-color 128 128 128)]
#:opacity [opac 1.0]
#:texture [tex ""]
#:on-mouse-enter [mouse-enter #f]
#:on-mouse-leave [mouse-leave #f]
#:on-mouse-click [mouse-click #f]
#:animations-list [a-list '()]
#:components-list [c '()])
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
#:radius [r real?]
#:color [col (or/c string? symbol? object?)]
#:opacity [opac between-0-1-inclusive?]
#:texture [tex (or/c string? h:image?)]
#:on-mouse-enter [mouse-enter (or/c #f (listof object?))]
#:on-mouse-leave [mouse-leave (or/c #f (listof object?))]
#:on-mouse-click [mouse-click (or/c #f (listof object?))]
#:animations-list [a-list (or/c empty? (listof object?))]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic Tetrahedron.}
(entity "tetrahedron" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca)
(any-color-stx->color-obj col)
(radius r)
(opacity opac)
(src tex)
(mouseenter (list-objects->hash mouse-enter))
(mouseleave (list-objects->hash mouse-leave))
(on-click (list-objects->hash mouse-click)))
(append a-list c))))
(define/contract/doc (basic-torus #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:radius [r 0.5]
#:radius-tubular [rt 0.3]
#:color [col (make-color 128 128 128)]
#:opacity [opac 1.0]
#:texture [tex ""]
#:on-mouse-enter [mouse-enter #f]
#:on-mouse-leave [mouse-leave #f]
#:on-mouse-click [mouse-click #f]
#:animations-list [a-list '()]
#:components-list [c '()])
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
#:radius [r real?]
#:radius-tubular [rt real?]
#:color [col (or/c string? symbol? object?)]
#:opacity [opac between-0-1-inclusive?]
#:texture [tex (or/c string? h:image?)]
#:on-mouse-enter [mouse-enter (or/c #f (listof object?))]
#:on-mouse-leave [mouse-leave (or/c #f (listof object?))]
#:on-mouse-click [mouse-click (or/c #f (listof object?))]
#:animations-list [a-list (or/c empty? (listof object?))]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic Torus.}
(entity "torus" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca)
(any-color-stx->color-obj col)
(radius r)
(radius-tubular rt)
(opacity opac)
(src tex)
(mouseenter (list-objects->hash mouse-enter))
(mouseleave (list-objects->hash mouse-leave))
(on-click (list-objects->hash mouse-click)))
(append a-list c))))
(define (torus-knot #:components-list [c '()])
(entity "torusKnot" c))
;-------------------------- 2D OBJECTS
(define/contract/doc (basic-text #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:value [v "Hello, World!"]
#:align [a 'center]
#:baseline [b 'center]
#:font [f 'roboto]
#:letter-spacing [space 1]
#:color [col (make-color 255 255 255)]
#:opacity [opac 1.0]
#:side [s 'double]
#:on-mouse-enter [mouse-enter #f]
#:on-mouse-leave [mouse-leave #f]
#:on-mouse-click [mouse-click #f]
#:animations-list [a-list '()]
#:components-list [c '()]
)
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
#:value [val string?]
#:align [ali (or/c 'center 'left 'right)]
#:baseline [bas (or/c 'top 'center 'bottom)]
#:font [font symbol?]
#:letter-spacing [space real?]
#:color [col (or/c string? symbol? object?)]
#:opacity [opac between-0-1-inclusive?]
#:side [side (or/c 'front 'back 'double)]
#:on-mouse-enter [mouse-enter (or/c #f (listof object?))]
#:on-mouse-leave [mouse-leave (or/c #f (listof object?))]
#:on-mouse-click [mouse-click (or/c #f (listof object?))]
#:animations-list [a-list (or/c empty? (listof object?))]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic Text.}
(entity "text" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca)
(value v)
(align a)
(baseline b)
(font f)
(letter-spacing space)
(any-color-stx->color-obj col)
(opacity opac)
(side s)
(mouseenter (list-objects->hash mouse-enter))
(mouseleave (list-objects->hash mouse-leave))
(on-click (list-objects->hash mouse-click)))
(append a-list c))))
(define/contract/doc (basic-circle #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:radius [r 0.5]
#:color [col (make-color 128 128 128)]
#:opacity [opac 1.0]
#:texture [tex ""]
#:on-mouse-enter [mouse-enter #f]
#:on-mouse-leave [mouse-leave #f]
#:on-mouse-click [mouse-click #f]
#:animations-list [a-list '()]
#:components-list [c '()])
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
#:radius [r real?]
#:color [col (or/c string? symbol? object?)]
#:opacity [opac between-0-1-inclusive?]
#:texture [tex (or/c string? h:image?)]
#:on-mouse-enter [mouse-enter (or/c #f (listof object?))]
#:on-mouse-leave [mouse-leave (or/c #f (listof object?))]
#:on-mouse-click [mouse-click (or/c #f (listof object?))]
#:animations-list [a-list (or/c empty? (listof object?))]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic Circle.}
(entity "circle" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca)
(any-color-stx->color-obj col)
(radius r)
(opacity opac)
(src tex)
(mouseenter (list-objects->hash mouse-enter))
(mouseleave (list-objects->hash mouse-leave))
(on-click (list-objects->hash mouse-click)))
(append a-list c))))
(define/contract/doc (basic-plane #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:color [col (make-color 128 128 128)]
#:opacity [opac 1.0]
#:texture [tex ""]
#:on-mouse-enter [mouse-enter #f]
#:on-mouse-leave [mouse-leave #f]
#:on-mouse-click [mouse-click #f]
#:animations-list [a-list '()]
#:height [hei 1.0]
#:width [wid 1.0]
#:components-list [c '()])
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
#:color [col (or/c string? symbol? object?)]
#:opacity [opac between-0-1-inclusive?]
#:texture [tex (or/c string? h:image?)]
#:on-mouse-enter [mouse-enter (or/c #f (listof object?))]
#:on-mouse-leave [mouse-leave (or/c #f (listof object?))]
#:on-mouse-click [mouse-click (or/c #f (listof object?))]
#:animations-list [a-list (or/c empty? (listof object?))]
#:height [hei real?]
#:width [wid real?]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic Plane.}
(entity "plane" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca)
(any-color-stx->color-obj col)
(height hei)
(width wid)
(opacity opac)
(src tex)
(mouseenter (list-objects->hash mouse-enter))
(mouseleave (list-objects->hash mouse-leave))
(on-click (list-objects->hash mouse-click)))
(append a-list c))))
(define/contract/doc (basic-ring #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:color [col (make-color 128 128 128)]
#:radius-inner [radi 0.8]
#:radius-outer [rado 1.2]
#:opacity [opac 1.0]
#:texture [tex ""]
#:shader [sha "standard"]
#:on-mouse-enter [mouse-enter #f]
#:on-mouse-leave [mouse-leave #f]
#:on-mouse-click [mouse-click #f]
#:animations-list [a-list '()]
#:components-list [c '()])
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
#:color [col (or/c string? symbol? object?)]
#:radius-inner [radi real?]
#:radius-outer [rado real?]
#:opacity [opac between-0-1-inclusive?]
#:texture [tex (or/c string? h:image?)]
#:shader [sha (or/c string? symbol?)]
#:on-mouse-enter [mouse-enter (or/c #f (listof object?))]
#:on-mouse-leave [mouse-leave (or/c #f (listof object?))]
#:on-mouse-click [mouse-click (or/c #f (listof object?))]
#:animations-list [a-list (or/c empty? (listof object?))]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic Ring.}
(entity "ring" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca)
(any-color-stx->color-obj col)
(radius-inner radi)
(radius-outer rado)
(segments-theta 64)
(opacity opac)
(src tex)
(material (hash "side" "double"
"shader" sha))
(mouseenter (list-objects->hash mouse-enter))
(mouseleave (list-objects->hash mouse-leave))
(on-click (list-objects->hash mouse-click)))
(append a-list c))))
(define/contract/doc (basic-triangle #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:color [col (make-color 128 128 128)]
;#:vertex-a [a (vertex 0.0 0.5 0.0)]
;#:vertex-b [b (vertex -0.5 -0.5 0.0)]
;#:vertex-c [c (vertex 0.5 -0.5 0.0)]
#:opacity [opac 1.0]
#:texture [tex ""]
#:on-mouse-enter [mouse-enter #f]
#:on-mouse-leave [mouse-leave #f]
#:on-mouse-click [mouse-click #f]
#:animations-list [a-list '()]
#:components-list [c '()])
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
#:color [col (or/c string? symbol? object?)]
#:opacity [opac between-0-1-inclusive?]
#:texture [tex (or/c string? h:image?)]
#:on-mouse-enter [mouse-enter (or/c #f (listof object?))]
#:on-mouse-leave [mouse-leave (or/c #f (listof object?))]
#:on-mouse-click [mouse-click (or/c #f (listof object?))]
#:animations-list [a-list (or/c empty? (listof object?))]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic Triangle.}
(entity "triangle" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca)
(any-color-stx->color-obj col)
;(vertex-a a)
;(vertex-b b)
;(vertex-c c)
(opacity opac)
(src tex)
(mouseenter (list-objects->hash mouse-enter))
(mouseleave (list-objects->hash mouse-leave))
(on-click (list-objects->hash mouse-click)))
(append a-list c))))
;-------------------------- CUSTOM OBJECTS
(define/contract/doc (3d-model #:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
#:model [model ""]
#:animations-list [a-list '()]
#:components-list [c '()])
(->i ()
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
#:model [model entity?]
#:animations-list [a-list (or/c empty? (listof object?))]
#:components-list [c (or/c empty? (listof entity?))])
(returns entity?))
@{Basic 3D Model.}
(entity "entity" (append (list posn rota (if (number? sca)
(make-scale sca sca sca)
sca) model)
(append a-list
c))))
(define (change-entity e
#:position [posn (position 0.0 0.0 0.0)]
#:rotation [rota (rotation 0.0 0.0 0.0)]
#:scale [sca (make-scale 1.0 1.0 1.0)]
;#:model [model ""]
#:animations-list [a-list '()]
#:components-list [c '()])
#;(->i ([e entity?])
(#:position [posn object?]
#:rotation [rota object?]
#:scale [sca (or/c object? number?)]
;#:model [model entity?]